Form 8.3 - LONMIN PLC

A PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR MORE

Rule 8.3 of the Takeover Code (the “Code”)

1. KEY INFORMATION

(a)

Full name of discloser:

BARCLAYS AFRICA GROUP LIMITED

(b)

Owner or controller of interest and short

positions disclosed, if different from 1(a):

(c)

Name of offeror/offeree in relation to whose

LONMIN PLC

relevant securities this form relates:

(d)

If an exempt fund manager connected with an

offeror/offeree, state this and specify identity of

offeror/offeree:

(e)

Date position held/dealing undertaken:

23 January 2018

(f)

In addition to the company in 1(c) above, is the discloser making

YES:

disclosures in respect of any other party to the offer?

SIBANYE GOLD LIMITED

2. POSITIONS OF THE PERSON MAKING THE DISCLOSURE

If there are positions or rights to subscribe to disclose in more
than one class of relevant securities of the offeror or offeree named in
1(c), copy table 2(a) or (b) (as appropriate) for each additional class
of relevant security.

(a) Interests and short positions in the relevant securities of the
offeror or offeree to which the disclosure relates following the dealing
(if any)

Class of relevant security:

USD 0.0001 ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

11,379,829

4.02%

10,790,459

3.82%

(2)

Cash-settled derivatives:

0

0.00%

401,889

0.14%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

(4)

TOTAL:

11,379,829

4.02%

11,192,348

3.96%

All interests and all short positions should be disclosed.

Details of any open stock-settled derivative positions (including
traded options), or agreements to purchase or sell relevant securities,
should be given on a Supplemental Form 8 (Open Positions).

(b) Rights to subscribe for new securities (including directors’ and
other employee options)

Class of relevant security in relation to which subscription right
exists:

Details, including nature of the rights concerned and relevant
percentages:

3. DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE

Where there have been dealings in more than one class of relevant
securities of the offeror or offeree named in 1(c), copy table 3(a),
(b), (c) or (d) (as appropriate) for each additional class of relevant
security dealt in.

The currency of all prices and other monetary amounts should be
stated.

(a) Purchases and sales

Class of relevant

Purchase/sale

Number of

Price per unit

security

securities

USD 0.0001 ordinary

Purchase

16

14.1800 ZAR

USD 0.0001 ordinary

Purchase

42

14.0900 ZAR

USD 0.0001 ordinary

Purchase

50

14.2800 ZAR

USD 0.0001 ordinary

Purchase

59

14.0800 ZAR

USD 0.0001 ordinary

Purchase

539

14.2600 ZAR

USD 0.0001 ordinary

Purchase

685

14.2400 ZAR

USD 0.0001 ordinary

Purchase

785

14.1600 ZAR

USD 0.0001 ordinary

Purchase

871

14.3100 ZAR

USD 0.0001 ordinary

Purchase

1,277

14.2200 ZAR

USD 0.0001 ordinary

Purchase

1,845

14.1100 ZAR

USD 0.0001 ordinary

Purchase

2,080

14.3200 ZAR

USD 0.0001 ordinary

Purchase

2,391

14.0500 ZAR

USD 0.0001 ordinary

Purchase

2,482

14.2100 ZAR

USD 0.0001 ordinary

Purchase

2,602

14.1900 ZAR

USD 0.0001 ordinary

Purchase

3,060

14.1400 ZAR

USD 0.0001 ordinary

Purchase

4,000

13.9700 ZAR

USD 0.0001 ordinary

Purchase

4,265

14.1500 ZAR

USD 0.0001 ordinary

Purchase

5,000

14.0700 ZAR

USD 0.0001 ordinary

Purchase

5,000

14.0600 ZAR

USD 0.0001 ordinary

Purchase

9,940

14.1000 ZAR

USD 0.0001 ordinary

Purchase

16,946

14.2000 ZAR

USD 0.0001 ordinary

Sale

715

14.1700 ZAR

USD 0.0001 ordinary

Sale

2,459

14.1900 ZAR

USD 0.0001 ordinary

Sale

210,000

14.3800 ZAR

(b) Cash-settled derivative transactions

Class of relevant security

Product description

e.g. CFD

Nature of dealing

e.g. opening/closing a long/short position, increasing/reducing
a long/short position

Number of reference securities

Price per unit

(c) Stock-settled derivative transactions (including options)

(i) Writing, selling, purchasing or varying

Class of relevant security

Product description e.g. call option

Writing, purchasing, selling, varying etc.

Number of securities to which option relates

Exercise price per unit

Type

e.g. American, European etc.

Expiry date

Option money paid/ received per unit

(ii) Exercise

Class of relevant security

Product description

e.g. call option

Exercising/ exercised against

Number of securities

Exercise price per unit

(d) Other dealings (including subscribing for new securities)

Class of relevant security

Nature of dealing

e.g. subscription, conversion

Details

Price per unit (if applicable)

4. OTHER INFORMATION

(a) Indemnity and other dealing arrangements

Details of any indemnity or option arrangement, or any agreement or
understanding, formal or informal, relating to relevant securities
which may be an inducement to deal or refrain from dealing entered
into by the person making the disclosure and any party to the offer
or any person acting in concert with a party to the offer:

Irrevocable commitments and letters of intent should not be
included. If there are no such agreements, arrangements or
understandings, state “none”

None

(b) Agreements, arrangements or understandings relating to options or
derivatives

Details of any agreement, arrangement or understanding, formal or
informal, between the person making the disclosure and any other
person relating to:

(i) the voting rights of any relevant securities under any option;
or

(ii) the voting rights or future acquisition or disposal of any
relevant securities to which any derivative is referenced:

If there are no such agreements, arrangements or
understandings, state “none”

None

(c) Attachments

Is a Supplemental Form 8 (Open Positions) attached?

NO

Date of disclosure:

24 Jan 2018

Contact name:

Jay Supaya

Telephone number:

020 7773 0635

Public disclosures under Rule 8 of the Code must be made to a
Regulatory Information Service.

The Panel’s Market Surveillance Unit is available for consultation in
relation to the Code’s disclosure requirements on +44 (0)20 7638 0129.